对诊断冠心病最有价值的辅助检查是（） 常规心电图。 动态心电图。 心电图运动负荷试验。 超声心动图。 心音图。
根据《国务院关于进一步加强和改进最低生活保障工作的意见》，审核最低生活保障申请的责任主体是（）。 村（居）民委员会。 乡镇人民政府（街道办事处）。 县级人民政府民政部门。 市级人民政府民政部门。
急性心肌梗死并发心脏破裂多发生于起病（） 16～20天。 20天之后。 7天之内。 7～10天。 11～15天。
Logistics System A logistics system consists of different functions and activities,such as the following: 1.Customer service is a core function in the logistics process.Each business entity should have a customer service department to handle complaints,special orders,loss and damage claims,returns,bills problem,and etc．This function becomes crucial because any dissatisfaction can lead to failure to retain customers. 2.Inventory management is to maintain the stock of raw materials and half-finished products.In order to satisfy the customers＇demand and minimize costs,a company should establish an optimal level of inventory to meet the market demand that exceeds our expecta-tions,and at the same time,minimize your inventory holding costs and inventory write-down costs. 3.Transportation has taken a great role in many logistics systems for two reasons.First of all,globalization and importing-exporting activities make most products necessary to be transferred from one country to another.Secondly,information revolution has propelled the manufacturing process and consumer behaviors to be changed drastically.Traditional trans-portation methods need to be upgraded to accommodate modern transportation demand,therefore,containerization and usage of information sharing system emerge. 4.Storage is needed to manage the materials and store ready-for-market products in warehouses.There is new technology applied in the storage,for example,automatic ware-house.Old-fashioned warehouse has become the distribution center where container trucks deliver and pick up the goods. 5.Information system links all logistics processes and integrates all information to en-sure all the handling of large quantity of goods are delivered in an efficient,cost-effective and accurate manner. Questions:Why is transportation so important to the current business environment？（） A.Transportation means are limited．。 Because of globalization,exports and imports activities.。 Transportation is costly.。 Because of time.。
患者男，45岁，体检发现血压150/96mmHg，心率80次／分，血糖8．0mmol／l，HbAlc8.0%，血蛋白酶500μmol／L选择该药的主要原因（） A.降低心率。 改善胰岛素抵抗。 促进尿酸排泄。 降低外周血管阻力。 肾脏保护。
下列关于我国社会政策发展趋势的说法，正确的是（）。
